<template>
  <div>
    <!-- 顶部滑动条 -->
    <div id="slider" class="mui-slider">
      <div
        id="sliderSegmentedControl"
        class="mui-scroll-wrapper mui-slider-indicator mui-segmented-control mui-segmented-control-inverted"
      >
        <div class="mui-scroll">
          <a
            :class="['mui-control-item',item.id==0?'mui-active':'']"
            v-for="item in cates"
            :key="item.id"
            data-wid="tab-top-subpage-1.html"
            @click="getPhotoListByCateId(item.id)"
          >{{item.title}}</a>
        </div>
      </div>
    </div>
    <ul class="photo-list">
      <router-link tag="li" :to="'/home/photoinfo/'+item.id" v-for="item in list" :key="item.id">
        <img class="img01" v-lazy="item.img_url">
        <div class="info">
          <h1 class="info-title">{{item.title}}</h1>
          <div class="info-body">{{item.zhaiyao}}</div>
        </div>
      </router-link>
    </ul>
  </div>
</template>
<script>
// 导入mu的js
import mui from "../../lib/mui/js/mui.min.js";

// 初始化滑动文件

export default {
  data() {
    return {
      cates: [], //
      list: [] // 图片列表
    };
  },
  mounted() {
    mui(".mui-scroll-wrapper").scroll({
      deceleration: 0.0005
    });
  },
  created() {
    this.getAllCategory();
    this.getPhotoListByCateId(0);
  },
  methods: {
    getAllCategory() {
      // 获取所有的分类
      this.$http.get("api/getimgcategory").then(result => {
        if (result.body.status === 0) {
          result.body.message.unshift({ title: "全部", id: 0 });
          this.cates = result.body.message;
        }
      });
    },
    getPhotoListByCateId(cateId) {
      this.$http.get("api/getimages/" + cateId).then(result => {
        if (result.body.status === 0) {
          this.list = result.body.message;
        }
      });
    }
  }
};
</script>
<style scoped lang="scss">
* {
  touch-action: none;
}

.photo-list {
  list-style: none;
  margin: 0;
  padding: 10px;
  li {
    background-color: #fff;
    text-align: center;
    position: relative;
    .info {
      position: absolute;
      bottom: 10px;
      background-color: rgba(0, 0, 0, 0.5);
      color: #fff;
      .info-title {
        font-size: 14px;
      }
      .info-body {
        font-size: 13px;
      }
    }
  }
  img {
    width: 100%;
    vertical-align: middle;
    margin-bottom: 10px;
  }
  image[lazy="loading"] {
    width: 40px;
    height: 300px;
    margin: auto;
  }
}
</style>
